Submission #1092131

#	Time	Username	Problem	Language	Result	Execution time	Memory
1092131		underwaterkillerwhale	Split the sequence (APIO14_sequence)	C++17	0 / 100	2 ms	348 KiB

sequence

#include <bits/stdc++.h>
#define ll              long long
#define pii             pair<int,int>
#define pll             pair<ll,ll>
#define rep(i,m,n)      for(int i=(m); i<=(n); i++)
#define reb(i,m,n)      for(int i=(m); i>=(n); i--)
#define iter(id, v)     for(auto id : v)
#define fs              first
#define se              second
#define MP              make_pair
#define pb              push_back
#define bit(msk, i)     ((msk >> i) & 1)
#define SZ(v)           (int)v.size()
#define ALL(v)          v.begin(),v.end()

using namespace std;

mt19937_64 rd(chrono :: steady_clock :: now ().time_since_epoch().count());
ll Rand (ll l, ll r) { return uniform_int_distribution<ll> (l, r) (rd); }

const int N = 1e5 + 7;
const int Mod = 1e9 + 7; ///loonf mod sai
const int INF = 1e9;
const ll BASE = 137;
const int szBL = 350;

inline void Add (int &A, int B) { A += B; if (A >= Mod) A -= Mod; }

int n;
ll K;
int a[N];
unordered_map<int,int> dp[35];
int f[35];

void solution() {
    cin >> n >> K;
    rep (i, 1, n) cin >> a[i];
    rep (i, 1, n) {
        dp[1][a[i]]++;
        if (a[i] % K != 0) continue;
        int delta = a[i] / K;
        rep (j, 2, 31) {
            Add(dp[j][a[i]], dp[j - 1][delta]);
            Add(f[j], dp[j - 1][delta]);
        }
    }
    rep (i, 2, n) {
        if (i > 31) cout << 0 <<" ";
        else cout << f[i] <<" ";
    }
}

#define file(name) freopen(name".inp","r",stdin); \
freopen(name".out","w",stdout);
int main () {
    file("maxgp");
    ios_base :: sync_with_stdio(false); cin.tie(0); cout.tie(0);
    int num_Test = 1;
//    cin >> num_Test;
    while (num_Test--)
        solution();
}
/*
no bug +8
chu y break hay return se lam hong logic
xet transition cua i va i + 1
construct ket qua
chu y truong hop : KHONG CO GI

ko làm được

hướng 1: đổi hướng làm
hướng 2: đưa ra nhận xét



2 3 2
0 0
1 0
1 1
0 1
0 2
1 2
0 5
5 0




*/

Compilation message (stderr)

sequence.cpp: In function 'int main()':
sequence.cpp:53:27: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   53 | #define file(name) freopen(name".inp","r",stdin); \
      |                    ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
sequence.cpp:56:5: note: in expansion of macro 'file'
   56 |     file("maxgp");
      |     ^~~~
sequence.cpp:54:8: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   54 | freopen(name".out","w",stdout);
      | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
sequence.cpp:56:5: note: in expansion of macro 'file'
   56 |     file("maxgp");
      |     ^~~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 17
• Subtask 5: 0 / 21
• Subtask 6: 0 / 29